癜 (diàn): erythema, leucoderm

癜 (diàn) is a Chinese character meaning “erythema.” Outside the HSK 3.0 syllabus (CLEC 2022), it is composed of 疒 (semantic) and 殿 (phonetic). It ranks #5096 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 癜 sickness. Its radical form 疒 (illness) appears in many related characters such as 病 (bìng, illness), 痛 (tòng, pain), 医 (yī, medicine).

Spoken pronunciation
Radical: 疒 illness18 strokesFrequency #5096疒 semantic殿 phonetic

Definitions

  1. erythema
  2. leucoderm

Etymology & Origin

癜

pictophoneticsickness

Decomposition: ⿸疒殿 (layout: surround-from-upper-left)

Components:疒semantic殿phonetic

Stroke Order

1
2
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9
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18

Practice writing 癜 with real-time feedback — trace each stroke in the correct order and build muscle memory in the HanziFeed app.

Words & Compounds

Common Compounds

WordPinyinMeaning
白癜风bái diàn fēngvitiligo
1
Total compounds
0
As first character
0
As last character
100
As middle character

癜 appears in 1 compound words: 0 as the first character, 0 as the last, and 100 in a middle position. Compound statistics computed from SUBTLEX-CH and HSK 3.0 vocabulary data.

Example Sentences

中国新闻网·生活Sep 2026

斑秃可能与许多皮肤疾病有关，比如 荨麻疹、银屑病、白癜风、特应性皮 炎 等。

bān tū kě néng yǔ xǔ duō pí fū jí bìng yǒu guān , bǐ rú 荨 má zhěn , yín xiè bìng , bái diàn fēng , tè yīng xìng pí yán děng .

Alopecia areata may be associated with many skin conditions, such as hives, psoriasis, vitiligo, and atopic dermatitis.

中国新闻网·生活Apr 2026

身上突然白了一块，到底是怎么回事？是得了白癜风吗？

shēn shàng tū rán bái le yī kuài , dào dǐ shì zěn me huí shì ? shì dé le bái diàn fēng ma ?

A white patch suddenly appeared on my body—what could it be? Could it be vitiligo?

Character Family

Semantic Family — Characters sharing the 疒 (sickness) component

病bìng痛tòng症zhèng疯fēng疾jí疼téng癫diān疹zhěn疲pí痕hén

Related Characters

病bìng痛tòng医yī疗liáo瘦shòu疯fēng疲pí症zhèng疾jí疼téng

Frequently Asked Questions

What does 癜 (diàn) mean in Chinese?
癜 (diàn) primarily means "erythema." It is not part of the HSK 3.0 syllabus. It ranks #5096 in character frequency.
What's the difference between 癜 and 臀?
癜 (diàn) and 臀 (tún) are often confused. confusable. The key distinguishing feature: 疒 vs ⺼ (same 殿 component).
How many strokes does 癜 have?
癜 is written with 18 strokes. The correct stroke order matters for recognition and handwriting speed — practice with the animated guide above to build proper technique.
What is the radical of 癜?
The radical associated with 癜 is 疒 (illness). This radical appears in many characters related to illness.
What are the components of 癜?
癜 is composed of: 疒 (semantic), 殿 (phonetic). Its IDS decomposition is ⿸疒殿 with a surround-from-upper-left layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 癜?
Common words with 癜 include: 白癜风 (bái diàn fēng, "vitiligo"). There are over 1 compound words containing this character.
Is 癜 the same in simplified and traditional Chinese?
Yes, 癜 is written the same way in both simplified and traditional Chinese.

Practice writing 癜 with real-time feedback

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Character data sourced from Unihan (Unicode Consortium), SUBTLEX-CH frequency corpus (Cai & Brysbaert, 2010), and Make Me a Hanzi (stroke data). Collocation strength measured via NPMI (Normalized Pointwise Mutual Information). Verified by the HanziFeed linguistics team.

HSK classification follows the HSK 3.0 Standard (Center for Language Education and Cooperation, CLEC, 2022 revision). Idiom data from Wiktionary (CC BY-SA 3.0).

Data last verified: March 2026.